Similar to dogs, coyotes do not appear to have been visibly altered by radiation or exsposure to Fev Wild Coyotes are extremely territorial and will attack anyone who comes into close proximity to their group. Usualy are usually found in desolate areas of the wasteland, especially in caves and caverns, coyotes typically live  in packs of up to five or six adults as well as a den mother and any pups born that year.

Coyotes are not native to the Wasteland and its believed that all living coyotes are descendants of those kept by West-Tek and Big Mt. For use in Genetic experiments.